ICD-11 classes
08 Diseases of the nervous system
Diseases of neuromuscular junction or muscle
Primary disorders of muscles
8C74 — Periodic paralyses or disorders of muscle membrane...
8C74.1 — Periodic paralysis
ICD-11 8C74.1 — Periodic paralysis
Rare group of neuromuscular disorders that are associated with defects in ion channels. Characterized by intermittent episodes of severe weakness of the limbs usually after heavy exercise, fasting, or high carbohydrate meals. The three major types of inherited periodic paralysis include hypokalemic periodic paralysis, hyperkalemic periodic paralysis, and Andersen–Tawil syndrome.
The diagnosis includes nothing.
The diagnosis excludes nothing.
Diagnosis with code 8C74.1 contains 4 clarifying diagnoses:
- 8C74.10 — Hypokalaemic periodic paralysis
- 8C74.11 — Hyperkalaemic periodic paralysis
- 8C74.1Y — Other specified periodic paralysis
- 8C74.1Z — Periodic paralysis, unspecified
The diagnosis is coded elsewhere: